Finding the Fourth Proportional to 197,944.20, 296,916.30 and 164,701.80
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Solution
The fourth proportional to 197,944.20, 296,916.30 and 164,701.80 is: 247,052.70
Step by Step Solution
- Step 1: Write the proportion equation
197,944.20 : 296,916.30 = 164,701.80 : x - Step 2: Convert to fraction form
197,944.20/296,916.30 = 164,701.80/x - Step 3: Cross multiply
197,944.20x = 296,916.30 × 164,701.80 - Step 4: Simplify right side
197,944.20x = 48,902,649,059.34 - Step 5: Solve for x
x = 48,902,649,059.34/197,944.20 - Step 6: Final answer
x = 247,052.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.